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Finding the Fourth Proportional to 31,332.02, 47,000.80 and 8,842.90

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Solution

The fourth proportional to 31,332.02, 47,000.80 and 8,842.90 is: 13,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,332.02 : 47,000.80 = 8,842.90 : x
  2. Step 2: Convert to fraction form
    31,332.02/47,000.80 = 8,842.90/x
  3. Step 3: Cross multiply
    31,332.02x = 47,000.80 × 8,842.90
  4. Step 4: Simplify right side
    31,332.02x = 415,623,374.32
  5. Step 5: Solve for x
    x = 415,623,374.32/31,332.02
  6. Step 6: Final answer
    x = 13,265.13

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